User's Manual
LE920 Hardware User Guide
1vv0301026 Rev.8 2015-01-03
Reproduction forbidden without written authorization from Telit Communications S.p.A. - All Rights
Reserved. Page 15 of 88
2.5. Operating Frequency
The operating frequencies in GSM850, EGSM900, DCS1800, PCS1900, WCDMA & LTE
modes are conformed to the 3GPP specifications.
2.5.1. LE920-EUG(cs1550f-B), LE920-EU (cs1647c)
Mode
Freq. TX (MHz)
Freq. RX (MHz)
Channels
TX - RX offset
GSM850
824 ~ 849
869 ~ 894
128 ~ 251
45 MHz
EGSM900
890 ~ 915
935 ~ 960
0 ~ 124
45 MHz
880 ~ 890
925 ~ 935
975 ~ 1023
45 MHz
DCS1800
1710 ~ 1785
1805 ~ 1880
512 ~ 885
95MHz
PCS1900
1850 ~ 1910
1930 ~ 1990
512 ~ 810
80MHz
WCDMA2100 – B1
1920 ~ 1980
2110 ~ 2170
Tx: 9612 ~ 9888
Rx: 10562 ~ 10838
190MHz
WCDMA1800 – B3
1710 ~ 1785
1805 ~ 1880
Tx: 937 ~ 1288
Rx: 1162 ~ 1513
95MHz
WCDMA900 – B8
880 ~ 915
925 ~ 960
Tx: 2712 ~ 2863
Rx: 2937 ~ 3088
45MHz
LTE2100 – B1
1920 ~ 1980
2110 ~ 2170
Tx: 18000 ~ 18599
Rx: 0 ~ 599
190MHz
LTE1800 – B3
1710 ~ 1785
1805 ~ 1880
Tx: 19200 ~ 19949
Rx: 1200 ~ 1949
95MHz
LTE2600 – B7
2500 ~ 2570
2620 ~ 2690
Tx: 20750 ~ 21449
Rx: 2750 ~ 3449
120MHz
LTE900 – B8
880 ~ 915
925 ~ 960
Tx: 21450 ~ 21799
Rx: 3450 ~ 3799
45MHz
LTE800 – B20
832 ~ 862
791 ~ 821
Tx: 24150 ~ 24449
Rx: 6150 ~ 6449
-41MHz
2.5.2. LE920-NAG (cs1550f-A)
Mode
Freq. TX (MHz)
Freq. RX (MHz)
Channels
TX - RX offset
GSM850
824 ~ 849
869 ~ 894
128 ~ 251
45 MHz
EGSM900
890 ~ 915
935 ~ 960
0 ~ 124
45 MHz
880 ~ 890
925 ~ 935
975 ~ 1023
45 MHz
DCS1800
1710 ~ 1785
1805 ~ 1880
512 ~ 885
95MHz
PCS1900
1850 ~ 1910
1930 ~ 1990
512 ~ 810
80MHz
WCDMA2100 – B1
1920 ~ 1980
2110 ~ 2170
Tx: 9612 ~ 9888
Rx: 10562 ~ 10838
190MHz